Pull labs projects too (depends on polymer-ui-* still)

pull-all.sh no longer pulls everything; this fixes a fresh install of the docs repo - though I suspect it's a bit of a hack.

scripts/release.sh

@@ -26,8 +26,9 @@ git submodule foreach git pull origin master
 # Update components and polyfills folder =====
 #cd $COMPONENTS_DIR
 echo "=== Updating: components, polymer, polyfills, projects, and labs ==="
-#../polymer-all/tools/bin/pull-all.sh
-./polymer-all/tools/bin/pull-all.sh
+# TODO(nevir): pull-all doesn't actually pull *everything* any more; the extra
+# args are a hack until we ween the docs off of polymer-* components
+./polymer-all/tools/bin/pull-all.sh ./polymer-all/tools/repo-configs/labs.json
 rm -rf polymer-all/projects/
 mv projects/ polymer-all/